If the County Court under section 256, 259 or 262 of the Act substitutes a sentence of imprisonment for any other sentence imposed by the Magistrates' Court, the prison officer who first has custody of the person sentenced shall—
(a) immediately inform that person of the right to apply for leave to appeal under section 283 of the Act;
(b) give to that person a copy of Forms 6–2C and 6–2R; and
(c) obtain from that person a written acknowledgment that the person has received the forms and has read and understood them.